. Cunningham's Text-book of anatomy. Anatomy. 1106 THE DIGESTIVE SYSTEM. III. Accessory Digestive Glands.—The largest of these is the liver (hepar), which occupies the upper and right portion of the abdominal cavity, immediately below the diaphragm, and its secretion—the bile—is conveyed into the duodenum by the bile duct (ductus choledochus). The pancreas, next in size, lies across the front of the vertebral column, with its right end or head resting in the concavity of the duodenum, into which its secretion flows through the pancreatic duct. The salivary glands consist mainly of three large


. Cunningham's Text-book of anatomy. Anatomy. 1106 THE DIGESTIVE SYSTEM. III. Accessory Digestive Glands.—The largest of these is the liver (hepar), which occupies the upper and right portion of the abdominal cavity, immediately below the diaphragm, and its secretion—the bile—is conveyed into the duodenum by the bile duct (ductus choledochus). The pancreas, next in size, lies across the front of the vertebral column, with its right end or head resting in the concavity of the duodenum, into which its secretion flows through the pancreatic duct. The salivary glands consist mainly of three large paired glands, parotid, submaxillary, and sub- lingual (glandula parotis, submaxillaris, and sublingualis), and their ducts, which convey the saliva, open into the mouth. The saliva is a mechanical lubricant, which facilitates swallowing and the movements of the tongue in speaking and masticating, and also plays an important part in the chemical processes of digestion. The philtrum CAVUM OEIS. 1. Parts.—Eima oris, vestibulum oris, cavum oris proprium. 2. Boundaries.—1. Labia oris—their structure. 2. Buccse—their structure. 3. Palatum,palatum durum, palatum molle—arrangement and structure. 4. Isthmus faucium. 3. Structures found in the Mouth.—Gingivae, gums. Dentes, teeth. Lingua, tongue. 4. G-landulse oris, buccal and salivary glands. The mouth is the upper expanded portion which forms the first division of the alimentary canal. It lies between the maxillae and mandible, bounded ex- ternally by the lips and the cheeks, and roofed in by the palate. It contains the teeth and greater part of the tongue; and the ducts of the salivary glands open into it. The cavity is divisible into two portions, the vestibule and the cavity proper of the mouth. These are separated from one another by the alveolar ridges, gums, and teeth of the maxillae and mandible. The cavity of the mouth narrows at the back to a slight constriction, marked by a vertical fold on each side, calle


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanatomy, bookyear1914